Hazardous Weather Conditions

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Chicago, IL Local Forecast Office

6NM ESE Chicago IL

Marine Point Forecast

[NOTICE]
    • Today

      Today:ENE wind 10 to 15 km/h, with gusts as high as 25 km/h. Mostly sunny. Waves 1 m or less.

      High: 23 °C

      ENE 15km/h
      < 1m

    • Tonight

      Tonight:E wind 10 to 15 km/h becoming S after midnight. A slight chance of showers and thunderstorms after 1am.   Waves 1 m or less.

      Low: 22 °C

      E 15km/h
      < 1m

    • Saturday

      Saturday:SSW wind around 15 km/h, with gusts as high as 25 km/h. A chance of showers and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 4pm, then showers and thunderstorms likely after 4pm.   Waves 1 m or less.

      High: 30 °C

      SSW 15km/h
      < 1m

    • Saturday Night

      Saturday Night:W wind 10 to 20 km/h becoming NNE after midnight. Showers and thunderstorms likely, mainly before 7pm.   Waves 1 m or less.

      Low: 22 °C

      NNE 20km/h
      < 1m

    • Sunday

      Sunday:NNE wind 15 to 20 km/h, with gusts as high as 25 km/h. A slight chance of showers and thunderstorms.   Waves 1 m or less.

      High: 24 °C

      NNE 20km/h
      < 1m

    • Sunday Night

      Sunday Night:NNE wind 15 to 20 km/h becoming E after midnight. Winds could gust as high as 25 km/h. A chance of showers, mainly after 1am.   Waves 1 m or less.

      Low: 21 °C

      NNE 20km/h
      < 1m

    • Monday

      Monday:ESE wind 15 to 20 km/h, with gusts as high as 25 km/h. A chance of showers, with thunderstorms also possible after 1pm.   Waves 1 m or less.

      High: 26 °C

      ESE 20km/h
      < 1m

    • Monday Night

      Monday Night:SE wind around 15 km/h, with gusts as high as 25 km/h. A chance of showers, with thunderstorms also possible after 1am.   Waves 1 m or less.

      Low: 21 °C

      SE 15km/h
      < 1m

    • Tuesday

      Tuesday:SSE wind around 15 km/h, with gusts as high as 25 km/h. A chance of showers before 1pm.   Waves 1 m or less.

      High: 28 °C

      SSE 15km/h
      < 1m


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 9:27 am CDT Jul 18, 2025
Forecast Valid: 11am CDT Jul 18, 2025-6pm CDT Jul 24, 2025

View Nearby Observations

Detailed Forecast

Today
ENE wind 10 to 15 km/h, with gusts as high as 25 km/h. Mostly sunny. Waves 1 m or less.
Tonight
E wind 10 to 15 km/h becoming S after midnight. A slight chance of showers and thunderstorms after 1am. Waves 1 m or less.
Saturday
SSW wind around 15 km/h, with gusts as high as 25 km/h. A chance of showers and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 4pm, then showers and thunderstorms likely after 4pm. Waves 1 m or less.
Saturday Night
W wind 10 to 20 km/h becoming NNE after midnight. Showers and thunderstorms likely, mainly before 7pm. Waves 1 m or less.
Sunday
NNE wind 15 to 20 km/h, with gusts as high as 25 km/h. A slight chance of showers and thunderstorms. Waves 1 m or less.
Sunday Night
NNE wind 15 to 20 km/h becoming E after midnight. Winds could gust as high as 25 km/h. A chance of showers, mainly after 1am. Waves 1 m or less.
Monday
ESE wind 15 to 20 km/h, with gusts as high as 25 km/h. A chance of showers, with thunderstorms also possible after 1pm. Waves 1 m or less.
Monday Night
SE wind around 15 km/h, with gusts as high as 25 km/h. A chance of showers, with thunderstorms also possible after 1am. Waves 1 m or less.
Tuesday
SSE wind around 15 km/h, with gusts as high as 25 km/h. A chance of showers before 1pm. Waves 1 m or less.

*Notices:

  1. This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
  2. The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.
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ABOUT THIS FORECAST

Point Forecast: 41.81°N 87.56°W
Last Update: 9:27 am CDT Jul 18, 2025
Forecast Valid: 11am CDT Jul 18, 2025-6pm CDT Jul 24, 2025
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